Sidewalk Chalk Blue

CSS

:root {
  --sidewalk-chalk-blue: #dbe9ed;
  --sidewalk-chalk-blue-rgb: 219 233 237;
  --sidewalk-chalk-blue-oklch: oklch(0.925 0.016 216.7);
}

.element {
  color: var(--sidewalk-chalk-blue);
  background-color: hsl(193 33% 89%);
  border-color: oklch(0.925 0.016 216.7);
}

Tailwind CSS v4

@theme {
  --color-sidewalk-chalk-blue: #dbe9ed;
  --color-sidewalk-chalk-blue-50: #f0f6f8;
  --color-sidewalk-chalk-blue-100: #e2e9eb;
  --color-sidewalk-chalk-blue-200: #cdd6d9;
  --color-sidewalk-chalk-blue-300: #afb9bd;
  --color-sidewalk-chalk-blue-400: #94a1a4;
  --color-sidewalk-chalk-blue-500: #7b898d;
  --color-sidewalk-chalk-blue-600: #687477;
  --color-sidewalk-chalk-blue-700: #535d5f;
  --color-sidewalk-chalk-blue-800: #3c4446;
  --color-sidewalk-chalk-blue-900: #292f30;
  --color-sidewalk-chalk-blue-950: #171b1d;
}

SCSS

$sidewalk-chalk-blue: #dbe9ed;
$sidewalk-chalk-blue-rgb: 219, 233, 237;
$sidewalk-chalk-blue-light: mix(#fff, $sidewalk-chalk-blue, 20%);
$sidewalk-chalk-blue-dark: mix(#000, $sidewalk-chalk-blue, 20%);

.element {
  color: $sidewalk-chalk-blue;
  box-shadow: 0 0 0 2px rgba($sidewalk-chalk-blue, 0.35);
}